Monacor SPH 135/TC Polypropylen Twincoil

-12 %

RRP 51,80 €

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-12 %
HiFi bass-midrange speaker, 2x60 W MAX, 2x8 Ohm
  • Dual voice coil
  • Polypropylene cone with good midrange attenuation
  • Suitable for both miniature subwoofers and powerful 2-way speaker systems, as bookshelf speakers or very slim column speakers

Short data

Usage as Bass-Midrange
Power Handling 2x30 Watt
Impedance 8 Ohm
Frequency from 40 Hz
Max. Frequency 6 kHz
Sound pressure 85 dB


Overall dimensions 138 mm
Baffle cutout 122 mm
Depth (Total) 70 mm
Membrane Type Cone
Membrane Surround Rubber
Membrane Material Polypropylen
Voice coil Ø 20 mm
Voice coil material Aluminium
Air gap height 6 mm
Magnet Ø 100 mm
Magnet-weight 380 g


Resonance fs fs: 40 Hz
Mechanical Q Qms: 3.44
Electrical Q Qes: 0.48
Total Q Qts: 0.42
Equivalent Air-Volumen Vas: 16 Liter
DC-Resistance Re: 2x7.5 / 3.8 Ohm
Coil Inductance Le: 2x0.6 / 0.6 mH
Mech. Compliance Cms: 1.69 mm/N
Moving Mass Mms: 8.9 g
mech. Resistance Rms: 0.7 kg/s-¹
Max. Excursion +/- Xmax: 2.25 mm
BL Product Bl: 4.2 N/A
Membrane Area Sd: 95 cm²
Sound pressure dB: 85 SPL
Efficiency Nref: 0.2 %

Frequency & Impedance

Technical Dimensions

PDF-Product information

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